The Best Time for Exterior Window Cleaning & Pressure Washing (If You Live North Of Seattle)
- Liam Clarke
- 6 days ago
- 3 min read
From the coastal breezes of Edmonds to the forested backyards of Lake Forest Park, homes in the North Seattle suburbs take a beating from the elements.

Tree debris, moss spores, and rain leave behind more than just streaks — they cause buildup, grime, and long-term wear on your home’s exterior.
Whether you’re maintaining curb appeal, prepping for a home sale, or just want your living space to feel brighter and cleaner, professional exterior window cleaning and pressure washing are essential parts of home maintenance in Shoreline, Mountlake Terrace, and surrounding neighborhoods.
Why Exterior Window Cleaning & Pressure Washing Are The Most Important Services This Time Of Year
Here’s why regular maintenance matters in these neighborhoods:
Window Cleaning

More Natural Light Indoors – Clean windows brighten your living space and improve overall mood and ambiance.
Prevent Glass & Seal Deterioration – Moss and grime can etch into the glass and cause frame or seal breakdown.
Improve Energy Efficiency – More sunlight helps naturally regulate your home’s temperature, reducing energy costs.
Pressure Washing

Remove Built-Up Dirt & Mildew – Patios, decks, siding, and driveways can become slippery and unsightly without care.
Protect Paint & Siding – Regular cleaning reduces wear and prolongs the life of painted surfaces and wood.
Instantly Boost Curb Appeal – Whether it’s your front walkway or entire exterior, the visual transformation is immediate.
Why Go With a Professional Instead of DIY?
In tree-heavy areas like Shoreline, Lake Forest Park, and Mountlake Terrace, it’s easy to underestimate how quickly moss, sap, and dirt can build up. And while DIY solutions may seem tempting, improper pressure levels or store-bought window sprays often do more harm than good.
What You Get With Husser Window Cleaning:

Safe, Efficient Service – Our team uses commercial-grade ladders, safety equipment, and purified water systems.
No Mess, No Damage – We adjust our approach for each surface to prevent cracking, chipping, or etching.
Free Expert Inspection – While we clean, we’ll let you know if we spot damage, clogged drains, or other concerns.
A Local Team That Knows the Terrain – We understand the specific challenges homeowners face in these microclimates.
What’s The Best Time for Exterior Window Cleaning & Pressure Washing? (If You Live North Of Seattle)
Twice a Year for Most Homes – Spring and fall cleanings help remove seasonal buildup and prep for changing weather.
Quarterly in Forested Areas – If you’re surrounded by evergreens, maples, or fir trees (especially in Lake Forest Park), more frequent service may be needed.
Before Listing a Home – Clean windows and a fresh exterior can increase your home’s perceived value by thousands.
Husser is the North End's Trusted Expert in Window Cleaning & Pressure Washing
For over 17 years, Husser has helped homeowners from Edmonds to Mountlake Terrace protect and renew their properties. We know this area like the back of our hand (in fact, neighbor - we're based out of Shoreline!)
Whether you’re battling moss, prepping for an event, or just want to enjoy your view again — we make it easy.
Kick back, relax, and let us do the dirty work.

Contact us today for a free, no-obligation quote, or ask about our seasonal maintenance plans for year-round peace of mind. Summer and Fall are the best time for exterior window cleaning and pressure washing - our schedule does fill up fast, but we will always try to be available for our neighbors.
Give us a call and get your home in pristine shape this season.
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